It's impossible to translate this exactly, you'll never fully appreciate the piece.
这篇文章不可能准确翻译,所以你也许永远不可能好地阅读它。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上,而且只有很少的服务设施,交通也很拥挤。